PayPal vs Visa Interview Questions
PayPal lists 105 LeetCode interview questions while Visa lists 146. They share 40 problems — 38% of PayPal's bank and 27% of Visa's. Focus on the overlap first, then drill into 65 PayPal-only and 106 Visa-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 40 overlapping problems first. These are the highest-yield questions for candidates interviewing at both PayPal and Visa.
Step 2 — Company-specific depth: Add PayPal-specific problems like Zigzag Conversion, Minimum Absolute Difference, Count Vowel Strings in Ranges and Visa-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: PayPal skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
40 Shared Questions
High-priority problems to practice for both PayPal and Visa.
| Problem | Difficulty |
|---|---|
| Longest Increasing Subsequence | Medium |
| LRU Cache | Medium |
| Number of Islands | Medium |
| Word Search | Medium |
| Product of Array Except Self | Medium |
| Two Sum | Easy |
| Merge Intervals | Medium |
| Group Anagrams | Medium |
| Last Stone Weight | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Search in Rotated Sorted Array | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Find Median from Data Stream | Hard |
| Maximum Subarray | Medium |
| Maximum Number of Events That Can Be Attended | Medium |
| Top K Frequent Elements | Medium |
| Longest Consecutive Sequence | Medium |
| Subarray Sum Equals K | Medium |
| Spiral Matrix | Medium |
| Find Peak Element | Medium |
| Container With Most Water | Medium |
| Valid Parentheses | Easy |
| LFU Cache | Hard |
| Trapping Rain Water | Hard |
| Sort Colors | Medium |
| Text Justification | Hard |
| Rotate Image | Medium |
| Kth Largest Element in an Array | Medium |
| Minimum Number of Swaps to Make the String Balanced | Medium |
| Divide Players Into Teams of Equal Skill | Medium |
Showing top 30 of 40 shared problems.
Unique to PayPal (65)
Problems in PayPal's list that do not appear at Visa.
Unique to Visa (106)
Problems in Visa's list that do not appear at PayPal.
Frequently Asked Questions
How many LeetCode questions do PayPal and Visa share?
PayPal and Visa share 40 LeetCode interview questions. 65 problems appear only in PayPal's list and 106 appear only in Visa's list.
What topics overlap most between PayPal and Visa?
The most common shared topics between PayPal and Visa are Array (24 shared questions), Hash Table (9 shared questions), Sorting (8 shared questions), String (6 shared questions), Two Pointers (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: PayPal or Visa?
PayPal has 19 Easy, 69 Medium, and 17 Hard questions. Visa has 32 Easy, 92 Medium, and 22 Hard questions. PayPal has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both PayPal and Visa?
Start with the 40 shared problems since they cover what both companies ask most often. Then add 20 PayPal-specific and 20 Visa-specific questions to round out your prep.